Home / 1,060,809.60-1,591,214.40-429,398.40

Finding the Fourth Proportional to 1,060,809.60, 1,591,214.40 and 429,398.40

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Solution

The fourth proportional to 1,060,809.60, 1,591,214.40 and 429,398.40 is: 644,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,809.60 : 1,591,214.40 = 429,398.40 : x
  2. Step 2: Convert to fraction form
    1,060,809.60/1,591,214.40 = 429,398.40/x
  3. Step 3: Cross multiply
    1,060,809.60x = 1,591,214.40 × 429,398.40
  4. Step 4: Simplify right side
    1,060,809.60x = 683,264,917,416.96
  5. Step 5: Solve for x
    x = 683,264,917,416.96/1,060,809.60
  6. Step 6: Final answer
    x = 644,097.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.